In article <Pine.LNX.4.21.0105252107010.1520-100000@penguin.transmeta.com> you wrote:

> If there are more situations like this, please get a stack trace on the> deadlock (fairly easy these days with ctrl-scrolllock), and let's think> about what make for the nasty pattern in the first place instead of trying> to add more "reserved" pages.

What I've been seeing so far is that, say, 16 processes all need memory, andstart to write out stuff. All only half succeed, eg they allocate memory forthe writeout but don't actually get enough and sleep for more.Now that isn't too much of a problem UNTIL kswapd is one of those.....